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Take energy smarts and tech-savvy control to the max.

Save money and energy with the Max-E-Therm High-Performance Heater. Already known as being dependable and efficient, Max-E-Therm now offers smart features and an optional energy-saving automatic bypass to help you ensure your pool is ready whenever you are!

Pentair Item Code: SR400NA and SR400HD



  • Smart connectivity via the Pentair IntelliCenter® Control System enables management of pool functions from across the yard or around the globe.
  • Alerts pushed to a smart device to keep you updated on heater performance and real-time status.
  • Digital connectivity with your pool’s automation system and an advanced ignition control module with flame strength sensor help to ensure optimal heater performance.
  • Full-text digital display combines new functions and a user-friendly menu for easy operation and diagnostics.
  • Optional Smart Heater Bypass valve control diverts water flow when the heater isn’t needed to help save up to 35% in yearly operational costs.*